Collecting Agent Performance Countershttp://blogs.technet.com/jonathanalmquist/archive/2008/08/18/collecting-agent-performance-counters.aspxLet's say you have an agent Health Service that has been restarting for some reason.  One thing you can do to help identify Health Service restart trends is to collect and examine some relevant local agent performance counters.  In particular,en-USCommunityServer 2.1 SP1 (Build: 61025.2)